>I've had a couple of instances on my '64 (6 volt) when I turn on the 
>headlights and the engine dies in mid-flight. <snip> While it was 
>warming up I turned on the lights and the engine died. When I tried 
>to restart it, it wouldn't start, I got no dash lights at all and 
>realized I had no power at all (no headlights, radio, interior lights 
>etc).

>Any ideas? Would a bad switch kill ALL electricity? Are '60 and '64 switches 
>incompatible? What am I missing?

Where does the ignition switch get it's power from?  You guessed it... 
the headlight switch!  You have a short in the headlight switch.

Dave